危险品生产厂房和库房在平面上宜布置成简单的矩形,不宜设计成形体复杂的( )。A.凹 发布时间:2017-06-02 23:33 │ 来源:www.tikuol.com 题型:单项选择题 问题: 危险品生产厂房和库房在平面上宜布置成简单的矩形,不宜设计成形体复杂的( )。A.凹型B.凸型C.T型D.H型
题型:单项选择题 在△ABC中,角A、B、C所对的边是a、b、c.(I)若a,b,c成等比例数列,求角B的范围;(II)若acosB+bcosA=2ccosC,且sinA=2sinB,边c∈(12,4]时,求△ABC面积的范围. 查看答案
题型:单项选择题 It was after years of hard work that his dream a lawyer finally .A.of becoming; came trueB.to become; come true C.of becoming; realizedD.to become; realized 查看答案